Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
N
64 poss. ingredients; find number of combinations of <= 5
Replies
1
Views
1K
mmm4444bot
mmm4444bot
F
If A is inv. matrix, is A-2A^(-1) invertible? If B^3-2B+I=0,
Replies
0
Views
1K
FancyChancey
F
E
Estimating Age: given 4 data pts, est. height at age 7, and
Replies
4
Views
1K
Error_Analysis
E
C
Dividing Polynomials: (x^2 y - 7xy - 30y) / (x + 3)
Replies
1
Views
1K
Loren
L
C
Can I go any farther on these types of problems?
Replies
6
Views
2K
cjcapta
C
N
Using A = P(1 + r/n)^(nt), find value of $6K after 20 yr at
Replies
1
Views
2K
Deleted member 4993
D
C
Question about simplifying [2 - sqrt(6)] / [4 + sqrt(6)]
Replies
3
Views
2K
cjcapta
C
B
alien number theory: 3<=x<=y<=97, sum told to Sam, product
Replies
6
Views
2K
batman1248
B
M
2 floor plans, 56 houses available; 3 times as many w/ 2nd
Replies
8
Views
2K
Denis
D
S
Find real-valued solutions, given 9x^2 - 4y^2 = 26
Replies
3
Views
1K
stapel
stapel
N
equation of lines: if i get 2 pts like (7, -11) can't do it
Replies
2
Views
975
mmm4444bot
mmm4444bot
A
solving exponential equation: 3^(-8x) = 4^(x - 5)
Replies
6
Views
2K
Deleted member 4993
D
A
Solving log equations: log_2(x - 2) = 2 - log_2(x - 5)
Replies
7
Views
2K
Deleted member 4993
D
V
4000 passengers @ $2; 40 fewer for each $0.15 increase; find
Replies
13
Views
6K
mmm4444bot
mmm4444bot
A
Finding degree-3 polnomial from roots: 1 + 4i, 1 - 4i, -1
Replies
5
Views
3K
stapel
stapel
C
Simplify{[x^(5/3)]-[x^(1/3)]*[z^(4/3)]}/{[x^(2/3)]+[z^(2/3)]
Replies
12
Views
3K
mmm4444bot
mmm4444bot
C
Evaluate expression (4/9)^(3/2) (can't do it on paper...?)
Replies
4
Views
2K
PAULK
P
Z
find where f(x) = 2x^2 / (x^2 + x + 1) crosses hor. asympt.
Replies
2
Views
2K
Deleted member 4993
D
L
find zeroes of x^3+3x^2+ix+(4+i); factor x^4-x^2-20
Replies
1
Views
2K
daon
D
I
Is there a function whose graph is symmetric w.r.t. x-axis?
Replies
1
Views
4K
mmm4444bot
mmm4444bot
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